6 Mega-Trend Stocks Trading at Bargain Prices

These companies are poised to gain from rising demand for clean energy, an aging population and other shifts.

Investors should step back from scrutinizing daily market fluctuations and instead take stock of the bigger picture. Companies that can generate clean energy, boost crop yields and provide services to the elderly are well-positioned for long-term global trends, namely global warming, agriculture strain and an aging population. But shares of many such companies look expensive relative to today's earnings, because investors anticipate years of robust growth. The half-dozen companies highlighted below offer high exposure to sweeping...